The Roller Centralizer consists of rigid body, on which machined five spiral blades or straight blades. There are three modified alloy steel, fully heat treated rollers fixed on every blade. Because of  rolling friction between the rollers and inside of well or casing, the capability of the RCR Centralizer is better than others of all. Recommend to use the tool in deviated holes and horizontal holes.

13-3/8"Centralizer Technical parameters(Bore Hole17-1/2")

9-5/8"Centralizer Technical parameters(Bore Hole12-1/4")

7"Centralizer Technical parameters(Bore Hole9-1/2")

7"Centralizer Technical parameters(Bore Hole8-1/2")

5-1/2"Centralizer Technical parameters(Bore Hole8-1/2")

4-1/2"Centralizer Technical parameters(Bore Hole6")

    Packaged by wood box then we load them in container by sea or air (when the quantity is small).

     Our company has a professional service engineer team on the cementing oilwell, which can provide a reliable, safe well service work according to the customer demand.

Dezhou Yuanda Petroleum Machinery Co., Ltd. is a very famous high tech enterprise in Dezhou of China that 

sets oil mechanical product design,development,production,sales and sevice as a whole,and registered capital of 20 million yuan. It is located in Dezhou City, Shandong Province, which covers an area of 78,000 square meters. We have the luxurious office building and two large production plants which cover 9,000 square meters , as well as the acquisition of the advanced production equipment with a total investment of more than 30 million in fixed assets element. Now it employs 128 people, including 38 engineers and technicians, and 86 secondary education workers. At present, we  has passed ISO9001 quality system certification of DNV, ISO14001, OHSAS18001 certification.